
let data = {
    "2024": {
        "曲江": {
            "10:00-12:00": {
                "2024-07-30": [
                    {
                        "schema": "10:00-12:00",
                        "remark": " ",
                        "student": 81,
                        "course": "概率论与数理统计",
                        "user": "李四",
                        "courseDate": "2024-07-30",
                        "labName": "公共机房4",
                        "location": "教8-604"
                    }
                ],
            }
        }
    }
}
const y = { yy:"2024"}
       

const { yy: {"曲江": x } } = data
console.log(x)